CVE-2023-41240 in Pricing Deals for WooCommerce Plugin
Summary
by MITRE • 06/12/2024
Missing Authorization vulnerability in Vark Pricing Deals for WooCommerce.This issue affects Pricing Deals for WooCommerce: from n/a through 2.0.3.2.
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Analysis
by VulDB Data Team • 06/14/2024
The vulnerability identified as CVE-2023-41240 represents a critical missing authorization flaw within the Vark Pricing Deals for WooCommerce plugin, which operates within the broader WordPress ecosystem. This issue specifically impacts versions of the plugin ranging from an unspecified starting point through version 2.0.3.2, creating a window of exposure where unauthorized users could potentially exploit the system. The vulnerability stems from insufficient access controls that fail to properly verify user permissions before granting access to sensitive administrative functions. This weakness allows attackers to bypass normal authorization checks and gain access to pricing deal configurations and management features that should only be available to authorized administrators.
The technical nature of this vulnerability aligns with CWE-863, which describes "Incorrect Authorization" where a system fails to properly enforce access control policies. In the context of WooCommerce plugins, this flaw manifests as an inadequate validation mechanism that does not properly authenticate user roles before executing administrative operations. Attackers can exploit this by manipulating API endpoints or direct access requests to pricing deal management functions, potentially allowing them to modify pricing rules, create fraudulent deals, or access confidential pricing data. The vulnerability operates at the application layer and specifically targets the plugin's administrative interface, making it particularly dangerous as it can be leveraged to manipulate e-commerce pricing strategies and potentially cause financial losses.
The operational impact of this vulnerability extends beyond simple unauthorized access, as it creates opportunities for attackers to manipulate pricing deals in ways that could significantly affect business operations. An attacker with access to this functionality could modify pricing structures, introduce fraudulent deals, or create pricing anomalies that could lead to revenue loss or competitive disadvantages. The vulnerability's exploitation could also facilitate more sophisticated attacks such as data exfiltration or the establishment of persistent access points within the e-commerce platform. This type of vulnerability is particularly concerning in retail environments where pricing strategies directly impact revenue streams and competitive positioning. The impact is amplified by the fact that WooCommerce is widely used, making this vulnerability potentially exploitable across numerous e-commerce platforms.
Security mitigations for this vulnerability should prioritize immediate plugin updates to versions that address the authorization flaw, as provided by the vendor. Organizations should implement network segmentation and access control measures to limit exposure of administrative interfaces, while also conducting thorough security audits of all installed plugins to identify similar authorization weaknesses. The implementation of web application firewalls and monitoring solutions can help detect anomalous access patterns that may indicate exploitation attempts. Additionally, regular security assessments and penetration testing should be conducted to identify potential authorization gaps in the broader WordPress ecosystem. According to ATT&CK framework, this vulnerability maps to T1078 which covers Valid Accounts and T1566 which covers Phishing, as attackers may need to first gain initial access before exploiting this authorization bypass. Organizations should also maintain comprehensive backup strategies and incident response procedures to ensure rapid recovery in case of successful exploitation, while implementing principle of least privilege access controls to minimize potential damage from any unauthorized access attempts.